MCP HeartbeatTHE MCP OBSERVATORY
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Evidence for your next connection.

Independent measurements of remote MCP servers. Every observation has a timestamp.

Read-only probes

DiscoveryServer directory

Remote MCP servers

Find a server for your workflow, with connection evidence you can inspect.

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6017 servers

Ordered by checks passedClear filters
Dated server measurements. The status describes the last probe or a listed authentication requirement. Checks that have not been measured are not failures. Open a server to inspect the evidence.
Server / capabilityLast probeMedian latencyChecks passedLast checked
Patent Search

Patent search and company IP portfolio data

LegalData access / search

Responded666 ms11 / 22
Health Data

Health data: NIH grants, WHO statistics, and genetic variants

Data & AnalyticsData access / search

Responded693 ms11 / 22
Prediction Markets

Prediction market data and crowd-sourced probability forecasts

Finance & CryptoData access / search

Responded713 ms11 / 22
com.tableall/mcp

Access Japan's finest Michelin-starred restaurants. Search, check availability, and browse menus.

OtherData access / search

Responded719 ms11 / 22
Real-Time News

Real-time news and trending topics from major sources

MediaData access / search

Responded721 ms11 / 22
Agent Record

Daily signed census of which MCP tools work, plus a delivery record. Free. No paid ranking.

GovernmentData access / search

Responded751 ms11 / 22
Ground Truth Worldwide

Live, cited facts for anywhere on Earth: weather, rivers, floods, quakes, disasters, air quality.

Data & AnalyticsData access / search

Responded756 ms11 / 22
NASA Data

NASA data: near-Earth objects, space weather, and astronomy pictures

Data & AnalyticsData access / search

Responded809 ms11 / 22
US Real Estate Data

US real estate data: home prices, rents, and market trends

Real Estate & PropertyData access / search

Responded843 ms11 / 22
Market Data

Real-time stock quotes, market indices, and institutional holdings

Finance & CryptoData access / search

Responded902 ms11 / 22
SouthPow API

Pay-per-call data for AI agents in USDC on Base (x402): web search, US insider buys, Polymarket odds

Finance & CryptoData access / search

Responded990 ms11 / 22
Toofi Dental Planning MCP

Agent-native dental planning MCP for plan drafts, presentations, and price estimates.

HealthcareData access / search

Responded1035 ms11 / 22
US Legal Case Search

US legal case search: court decisions and company litigation history

LegalData access / search

Responded1106 ms11 / 22
On the Register

Checks weight loss clinics and online pharmacies against the UK regulator registers (CQC, GPhC).

HealthcareData access / search

Responded1542 ms11 / 22
YardStock NZ Vehicle Listings

Live used-car stock on named NZ dealer yards. Search make, model, price, city. Not Trade Me.

Finance & CryptoData access / search

Responded1875 ms11 / 22
Dedemed ShopMCP

Öffentlicher Read-only-MCP: Med-Dent24 Produktkatalog. Kein Login, keine Kundendaten.

E-commerceData access / search

Responded2530 ms11 / 22
Japan Direct Trucks

Live Japanese trucks, pickups, SUVs, and vans from Tokyo. Search stock and estimate freight.

Finance & CryptoData access / search

Responded2639 ms11 / 22
Oh, my Dots!

Crossword, audio crossword, word search, cryptogram and cross-math puzzle links for ohmydots.com.

MediaData access / search

Responded3189 ms11 / 22
Pointer Minerals — Texas Oil & Gas Data

Read-only Texas oil & gas data: operator directory, county production, and dataset catalog.

Data & AnalyticsData access / search

Responded20631 ms11 / 22
global.rootz.timeshare/resale

AI-native timeshare marketplace with FL DBPR + CFPB government-source data. Source-linked.

GovernmentData access / search

Responded307 ms11 / 22
購物比價紀錄

購物比價紀錄:3C、美妝、家電價格比較。台灣繁體中文 MCP 工具。

E-commerceData access / search

Responded103 ms10 / 22
Trailberg — Activewear, Tracksuits & Footwear

Shop Trailberg activewear, tracksuits, jackets, footwear and accessories for men, women and boys.

E-commerceData access / search

Responded163 ms10 / 22
Aari Clothing — Premium Menswear, Activewear & Footwear

Shop Aari men's clothing, activewear and footwear: jackets, hoodies, polos, trousers and tracksuits.

E-commerceData access / search

Responded167 ms10 / 22
Trailberg Ireland — Activewear, Tracksuits & Footwear

Shop Trailberg Ireland activewear, tracksuits, jackets and footwear for men, women and boys.

E-commerceData access / search

Responded171 ms10 / 22

Automated measurements. Not a rating. Unmeasured checks are not failures. How to read the evidence